[Mindscapes]

There's no scarf in Rachel's hand. Her hand remains empty.

There's no scarf in Makuro's hands, either.

However, there is a scarf on the floor, between the two of them. It's an orange scarf.

The catgirl maid does, in fact, hear both of them. They're inside the tent. She comes by and looks at them both, and the bell jingles as she walks towards them. "Hey," she whispers at them. "I said behind the room." She gestures out of the tent.

...then, almost as an afterthought, she adds: "While you're in there, grab the purple potion. With stars on the label." There is indeed a potion that fits that description.